124 lines
2.9 KiB
C
124 lines
2.9 KiB
C
/**
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* WinPR: Windows Portable Runtime
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* Serial Communication API
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*
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* Copyright 2014 Hewlett-Packard Development Company, L.P.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdio.h>
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#include <sys/stat.h>
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#include <winpr/comm.h>
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#include <winpr/crt.h>
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#include "../comm.h"
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int TestControlSettings(int argc, char* argv[])
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{
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struct stat statbuf;
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BOOL result;
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HANDLE hComm;
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DCB dcb;
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if (stat("/dev/ttyS0", &statbuf) < 0)
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{
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fprintf(stderr, "/dev/ttyS0 not available, making the test to succeed though\n");
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return EXIT_SUCCESS;
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}
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result = DefineCommDevice("COM1", "/dev/ttyS0");
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if (!result)
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{
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fprintf(stderr, "DefineCommDevice failure: 0x%x\n", GetLastError());
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return EXIT_FAILURE;
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}
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hComm = CreateFile("COM1", GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL);
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if (hComm == INVALID_HANDLE_VALUE)
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{
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fprintf(stderr, "CreateFileA failure: 0x%x\n", GetLastError());
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return EXIT_FAILURE;
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}
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ZeroMemory(&dcb, sizeof(DCB));
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dcb.DCBlength = sizeof(DCB);
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if (!GetCommState(hComm, &dcb))
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{
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fprintf(stderr, "GetCommState failure; GetLastError(): %08x\n", GetLastError());
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return FALSE;
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}
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/* Test 1 */
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dcb.ByteSize = 5;
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dcb.StopBits = ONESTOPBIT;
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dcb.Parity = MARKPARITY;
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if (!SetCommState(hComm, &dcb))
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{
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fprintf(stderr, "SetCommState failure; GetLastError(): %08x\n", GetLastError());
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return FALSE;
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}
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ZeroMemory(&dcb, sizeof(DCB));
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dcb.DCBlength = sizeof(DCB);
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if (!GetCommState(hComm, &dcb))
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{
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fprintf(stderr, "GetCommState failure; GetLastError(): %08x\n", GetLastError());
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return FALSE;
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}
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if ((dcb.ByteSize != 5) || (dcb.StopBits != ONESTOPBIT) || (dcb.Parity != MARKPARITY))
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{
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fprintf(stderr, "test1 failed.\n");
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return FALSE;
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}
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/* Test 2 */
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dcb.ByteSize = 8;
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dcb.StopBits = ONESTOPBIT;
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dcb.Parity = NOPARITY;
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if (!SetCommState(hComm, &dcb))
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{
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fprintf(stderr, "SetCommState failure; GetLastError(): %08x\n", GetLastError());
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return FALSE;
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}
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ZeroMemory(&dcb, sizeof(DCB));
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dcb.DCBlength = sizeof(DCB);
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if (!GetCommState(hComm, &dcb))
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{
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fprintf(stderr, "GetCommState failure; GetLastError(): %08x\n", GetLastError());
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return FALSE;
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}
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if ((dcb.ByteSize != 8) || (dcb.StopBits != ONESTOPBIT) || (dcb.Parity != NOPARITY))
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{
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fprintf(stderr, "test2 failed.\n");
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return FALSE;
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}
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if (!CloseHandle(hComm))
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{
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fprintf(stderr, "CloseHandle failure, GetLastError()=%08x\n", GetLastError());
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return EXIT_FAILURE;
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}
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return EXIT_SUCCESS;
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}
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